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Drive Specification
Marathon
2250
Marathon
1680
Power-on to ready (sec typical) 3.5
Standby to ready (sec typical) 2
Spinup current (peak) 1.3 amps
Read/Write power and current (typical) 2.5 watts, 0.5 amps
Seek power and current (typical) 2.5 watts, 0.5 amps
Idle mode power and current (typical) 1.2 watts, 0.24 amps
Standby mode power and current (typical) 0.3 watts, 0.06 amps
Sleep mode power and current (typical) 0.1 watts, 0.02 amps
Voltage tolerance (including noise)
+5 volts,
±
5%
Ambient temperature (°C) 5 to 55 (op.), –40 to 70 (nonop.)
Temperature gradient (°C per hour max) 30
Relative humidity (operating) 8% to 80%
(10% per hour max grad.)
Wet bulb temperature (°C max) 29.4 (op.), 40 (nonop.)
Altitude (meters above mean sea level,
max)
–300 to 3,040 (op.),
–300 to 12,190 (nonop.)
Shock, operating (Gs max) 125 (2 msec)
Shock, nonoperating (Gs max, 2 msec) 350
Vibration (Gs max at 5–400 Hz,
without physical damage or loss of data)
0.75 (op.)
4.0 (nonop.)
Drive acoustics (bels—sound power)
Idle mode (dBA—sound pressure)
3.5 (typical), 3.8 (max)
24 (typical), 28 (max)
Drive acoustics (bels—sound power )
Seek mode (dBA—sound pressure)
3.8 (typical), 4.1 (max)
26 (typical), 30 (max)
Nonrecoverable read errors 1 per 10
13
bits read
Mean time between failures
(power-on hours)
300,000
Contact start-stop cycles
(40°C, ambient humidity)
50,000
Service life (years) 5
Marathon 2250 and Marathon 1680 Product Manual 3